'use strict';

// 导入http模块:
var http = require('http');

// 创建http server，并传入回调函数:
var server = http.createServer(function(request, response) {
  // 回调函数接收request和response对象,
  // 获得HTTP请求的method和url:
  console.log(request.method + ': ' + request.url);
  // 将HTTP响应200写入response, 同时设置Content-Type: text/html:
  response.writeHead(200, { 'Content-Type': 'text/html' });
  // 将HTTP响应的HTML内容写入response:
  response.end('<h1>Hello world!</h1>');
});

// 让服务器监听8082端口:
server.listen(8082);

console.log('Server is running at http://127.0.0.1:8082/');